Interactive
Curated OER

Sum of Products and Product of Sums Expression

For Students 10th - Higher Ed
In this electrical circuit worksheet, students answer a series of 21 questions about sum of product and product of sum, and Boolean expression for a logic circuit. They design and build a circuit board using  PC-board relays to show...
Lesson Plan
Curated OER

Exponential Functions and the Natural Logarithm

For Teachers 8th - 12th Standards
Young scholars solve exponential and log functions. In this algebra lesson plan, students graph natural log and logarithmic functions. They compare and contrast between logs and the exponential graphs. 
Lesson Plan
Curated OER

Polar Graphs

For Teachers 9th - 12th Standards
Students graph polar graphs. In this calculus lesson plan, students convert between polar and rectangular coordinates. They graph their solution on the TI calculator and make observations.
Lesson Plan
Curated OER

Exploring the Exponential Function

For Teachers 9th - 12th Standards
Learners collect and analyze data regarding exponential functions of the form y = abx.  Students explore the affects of changing parameters on the graph of the function. 
Lesson Plan
Curated OER

Paper Towers

For Teachers 5th - 8th
Students have the opportunity to use model-building as a way to help comprehend the forces and phenomena at work in the world around them. They describe gravity as a universal force that pulls everything toward the center of the earth....
Lesson Plan
Curated OER

Geometric Fractals and the Chaos Game

For Teachers 8th - 10th
Students define fractals and patterns. They explore how a seemingly random process can result in a pattern. Students practice probability and fractions skills by playing the chaos game online.
Lesson Plan
Curated OER

Investigating the Slopes of Parallel and Perpendicular Lines

For Teachers 9th - 12th Standards
High schoolers investigate parallel and perpendicular lines. They use Cabri Jr. to construct and explore the relationships between the slopes of parallel and perpendicular lines. The drawing and measurement tools available with Cabri Jr....
Worksheet
Curated OER

Surface Area of a Leaf (Grades 7-9)

For Students 7th - 9th
In this math and science learning exercise, students read about the process of photosynthesis and plant growth. They determine how a plant's ability to create food is dependent on the surface area of its leaves using geometric...
Worksheet
Curated OER

Pre-Lab Questions-Acids and Bases

For Students 10th - 12th
In this acids and bases worksheet, learners answer eight questions about acids and bases prior to doing a titration lab. They define both acids and bases and explain what a neutralization reaction is as well as a titration.
Lesson Plan
Curated OER

Introduction to Fractals: Infinity, Self-Similarity and Recursion.

For Teachers 9th - 12th
This lesson introduces high schoolers to the ideas involved in understanding fractals. They develop a sense of infinity, self-similarity and recursion and
Lesson Plan
Curated OER

A Geological Puzzle

For Teachers 7th - 8th
Students compare and contrast the various types of rocks on each continent. In groups, the calculate the rock ages and types to determine if the continents, in their opinion, were joined at one time. They develop two imaginary...
Lab Resource
Creative Chemistry

Volumetric Analysis 3 To Determine the Relative Molecular Mass of a Soluble Base

For Students 9th - 12th
In this volumetric analysis instructional activity, learners experimented with a known amount of hydrochloric acid to determine the relative molecular mass of an unknown group 1 carbonate. Students use volumetric analysis to determine...
Worksheet
Curated OER

Matrices and Transformations

For Students 10th - 12th Standards
In this matrix instructional activity, learners explore and solve problems with matrices by addition, subtraction, multiplication and using linear equations. There are 28 problems with some answers.
Lesson Plan
Curated OER

A Field of Beans

For Teachers 1st - 4th Standards
Beans, or legumes as they are sometimes called, are the topic for an integrated multi-subject lesson. Youngsters will read, write, observe, and research everything there is to know about beans. They read a bean story, conduct a bean...
Lesson Plan
Curated OER

Making Change

For Teachers 3rd - 5th
Students investigate how to make change when purchasing items.  In this making change instructional activity, students examine a scenario to calculate the correct change.  Students play Bingo based on information and...
Lesson Plan
Curated OER

Medieval Money

For Teachers 9th - 12th
Students investigate the history of money as it was back then compare to now. In this algebra lesson plan, students analyze the type of money used in medieval times, the value of the currency and the coins used. They make a budget using...
Lesson Plan
Pennsylvania Department of Education

Freckle Face

For Teachers Pre-K - 2nd
Students collect and record data. In this early data analysis instructional activity, students gather data about their partners face. As a class, the students use tally marks and pictographs to record the data and answer question about...
Worksheet
Curated OER

Properties of a Parabola

For Students 8th - 10th
In this algebra worksheet, students identify the properties of a parabola. They factor and graph quadratic equations. There are 18 questions.
Lesson Plan
Curated OER

Choosing a Summer Job

For Teachers 7th - 9th Standards
What did you do over your summer vacation. Young wage earners must compare summer job options, and determine when each job earn the same amount and what that amount be. This be done by creating, graphing, and solving systems of...
Lesson Plan
Curated OER

As The World Curves

For Teachers 10th - 12th
Learners partisipate in a web scavenger hunt on an introductory lesson for conic sections. They become familiar with general forms of the equations, what they look like, and how they are used in the real-world.
Worksheet
Curated OER

Complex Number

For Students 8th - 10th
In this algebra worksheet, students identify the vertex of a quadratic functions. They identify complex numbers. There are 6 questions.
Worksheet
Curated OER

Chapter 11 - Objective 6.1 Parabola

For Students 11th - 12th
In this parabolic exercise, students find the vertex and axis of symmetry of parabolas, hyperbolas, and ellipses. They sketch the graph. This one-page worksheet contains ten problems.
Lesson Plan
Curated OER

The Nature and Science of Technology

For Teachers 5th
Fifth graders practice using the scientific method by observing and creating mold.  In this bacteria lesson, 5th graders experiment creating their own mold and fungus using petri dishes and oatmeal.  Students create an...
Lesson Plan
Curated OER

Polynomial Divisions

For Teachers 8th - 10th
Students factor polynomials and use long division t solve problems. In this algebra lesson, students find the zeros of polynomials by synthetic and long division. They perform operation using complex numbers.